This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 1015 |
| 2 | 4147 |
| 3 | 7567 |
| 4 | 9367 |
| 5 | 13447 |
| 6 | 15847 |
| 7 | 25543 |
| 8 | 29127 |
| 9 | 33847 |
| 10 | 39319 |
| 11 | 40807 |
| 12 | 58327 |
| 13 | 80647 |
| 14 | 87607 |
| 15 | 116071 |
| 16 | 135439 |
| 17 | 139867 |
| 18 | 145915 |
| 19 | 177415 |
| 20 | 186667 |
| 21 | 190747 |
| 22 | 203287 |
| 23 | 222343 |
| 24 | 253897 |
| 25 | 321127 |
| 26 | 356167 |
| 27 | 380887 |
| 28 | 384391 |
| 29 | 391207 |
| 30 | 403495 |
| 31 | 453607 |
| 32 | 470587 |
| 33 | 501607 |
| 34 | 602167 |
| 35 | 606535 |